National Minerals Information Center

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Filter Total Items: 29
Date published: December 10, 2015

USGS Reports Large Shifts in Global Primary Tantalum Mining from 2000 to 2014

Reston, VA— The United States is completely reliant on imports of tantalum, which is a commonly used element in electronics, to meet its domestic consumption for economic and national security needs. A new U.S. Geological Survey report illustrates the dramatic change of the international sources of primary mined tantalum over the past 15 years.

Date published: May 27, 2015

Hydraulic Fracturing (Frac) Sand Sources and Production in the United States

Newly released research from the U.S. Geological Survey describes U.S. hydraulic fracturing (frac) sand deposits and their locations, and provides estimates of frac sand production, consumption, and reserves. A companion map of producing and potential frac sand and resin-coated sand source units in the conterminous U.S. is also included.

Date published: April 7, 2015

Quick-Action Helps Maintain Key Mining Industries during Ebola Outbreak

The important mining industries of Guinea, Liberia and Sierra Leone were able to largely maintain their operations during the deadly 2014-2015 Ebola outbreak, according to a new report by the U.S. Geological Survey.

Date published: March 31, 2015

Updated Information on Cuba Mineral and Petroleum Resources Released

Cuba is among the top 10 producers of cobalt and nickel and has significant other mineral and petroleum resources, according to a new U.S. Geological Survey publication.

Date published: January 30, 2015

Value of U.S. Mineral Production Increases Despite Lower Metal Prices

The estimated value of mineral production increased in the United States in 2014, despite the decline in price for most precious metals, the U.S. Geological Survey announced today in its Mineral Commodity Summaries 2015.